Ratchet powered wheelchair



FIG. 1 is a top and front perspective view of a ratchet powered wheelchair showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof, the right side elevational view being a mirror image of that shown;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a ratchet powered wheelchair, as shown and described. 